73115686983 has 4 divisors (see below), whose sum is σ = 97487582648. Its totient is φ = 48743791320.

The previous prime is 73115686981. The next prime is 73115687009. The reversal of 73115686983 is 38968651137.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 73115686983 - 2¹ = 73115686981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73115686981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12185947828 + ... + 12185947833.

It is an arithmetic number, because the mean of its divisors is an integer number (24371895662).

Almost surely, 2^73115686983 is an apocalyptic number.

73115686983 is a deficient number, since it is larger than the sum of its proper divisors (24371895665).

73115686983 is a wasteful number, since it uses less digits than its factorization.

73115686983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24371895664.

The product of its digits is 6531840, while the sum is 57.

The spelling of 73115686983 in words is "seventy-three billion, one hundred fifteen million, six hundred eighty-six thousand, nine hundred eighty-three".